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Prepared serial-based interfaces for live detach/attach

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Mark Qvist 2026-09-27 20:30:02 +02:00
parent 2c30a88e85
commit 7283cb417a
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6 changed files with 144 additions and 110 deletions
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48
RNS/Interfaces/Android/SerialInterface.py
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@ -1,6 +1,6 @@
# Reticulum License
#
# Copyright (c) 2016-2025 Mark Qvist
# Copyright (c) 2016-2026 Mark Qvist
#
# Permission is hereby granted, free of charge, to any person obtaining a copy
# of this software and associated documentation files (the "Software"), to deal
@ -109,6 +109,7 @@ class SerialInterface(Interface):
self.timeout = 100
self.online = False
self.bitrate = self.speed
self.reconnecting = False
if parity.lower() == "e" or parity.lower() == "even":
self.parity = "E"
@ -118,15 +119,23 @@ class SerialInterface(Interface):
try:
self.open_port()
if self.serial.is_open: self.configure_device()
else: raise IOError("Could not open serial port")
except Exception as e:
RNS.log("Could not open serial port for interface "+str(self), RNS.LOG_ERROR)
raise e
if self.serial.is_open:
self.configure_device()
else:
raise IOError("Could not open serial port")
RNS.log(f"Could not open serial port for {self}", RNS.LOG_ERROR)
RNS.log(f"The contained exception was: {e}", RNS.LOG_ERROR)
RNS.log(f"Reticulum will attempt to bring up this interface periodically", RNS.LOG_ERROR)
if not self.detached and not self.reconnecting:
thread = threading.Thread(target=self.reconnect_port)
thread.daemon = True
thread.start()
def detach(self):
self.detached = True
self.online = False
try: self.serial.close()
except Exception as e: RNS.log(f"Could not close port for {self} at detach: {e}", RNS.LOG_ERROR)
def open_port(self):
RNS.log("Opening serial port "+self.port+"...")
@ -258,24 +267,23 @@ class SerialInterface(Interface):
RNS.log("Reticulum will attempt to reconnect the interface periodically.", RNS.LOG_ERROR)
self.online = False
self.serial.close()
self.reconnect_port()
try: self.serial.close()
except Exception as e: RNS.log(f"Could not close port for {self}", RNS.LOG_ERROR)
if not self.detached and not self.reconnecting: self.reconnect_port()
def reconnect_port(self):
while not self.online:
self.reconnecting = True
while not self.online and not self.detached:
try:
time.sleep(5)
RNS.log("Attempting to reconnect serial port "+str(self.port)+" for "+str(self)+"...", RNS.LOG_VERBOSE)
self.open_port()
if self.serial.is_open:
self.configure_device()
except Exception as e:
RNS.log("Error while reconnecting port, the contained exception was: "+str(e), RNS.LOG_ERROR)
if self.serial.is_open: self.configure_device()
except Exception as e: RNS.log("Error while reconnecting port, the contained exception was: "+str(e), RNS.LOG_ERROR)
RNS.log("Reconnected serial port for "+str(self))
self.reconnecting = False
if self.online: RNS.log("Reconnected serial port for "+str(self))
def should_ingress_limit(self):
return False
def should_ingress_limit(self): return False
def __str__(self):
return "SerialInterface["+self.name+"]"
def __str__(self): return "SerialInterface["+self.name+"]"